RFR: 8325133: Missing MEMFLAGS parameter in parts of os API [v2]

[Johan Sjölen]

> Hi,
> 
> Some parts of the `os` API calls NMT functions without taking a `MEMFLAGS` as a parameter. This PR extends the API of these functions to change this. No callers are changed.

Johan Sjölen has updated the pull request incrementally with one additional commit since the last revision:

  Missing executable argument

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/17672/files
  - new: https://git.openjdk.org/jdk/pull/17672/files/91cb7c2e..dbb295ca

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=17672&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=17672&range=00-01

  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/17672.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/17672/head:pull/17672

PR: https://git.openjdk.org/jdk/pull/17672